88 lines
2.7 KiB
C
88 lines
2.7 KiB
C
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// Copyright (C) 1999 AT&T Laboratories Cambridge. All Rights Reserved.
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//
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// This file is part of the VNC system.
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//
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// The VNC system is free software; you can redistribute it and/or modify
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// it under the terms of the GNU General Public License as published by
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// the Free Software Foundation; either version 2 of the License, or
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// (at your option) any later version.
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//
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// This program is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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//
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// You should have received a copy of the GNU General Public License
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// along with this program; if not, write to the Free Software
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// Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307,
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// USA.
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//
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// TightVNC distribution homepage on the Web: http://www.tightvnc.com/
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//
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// If the source code for the VNC system is not available from the place
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// whence you received this file, check http://www.uk.research.att.com/vnc or contact
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// the authors on vnc@uk.research.att.com for information on obtaining it.
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// rfb.h
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// This includes the rfb spec header, the port numbers,
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// the CARD type definitions and various useful macros.
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//
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#ifndef RFB_H__
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#define RFB_H__
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// Define the CARD* types as used in X11/Xmd.h
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typedef unsigned long CARD32;
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typedef unsigned short CARD16;
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typedef short INT16;
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typedef unsigned char CARD8;
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// Define the port number offsets
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#define FLASH_PORT_OFFSET 5400
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#define INCOMING_PORT_OFFSET 5500
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#define HTTP_PORT_OFFSET 5800
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#define RFB_PORT_OFFSET 5900
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#define PORT_TO_DISPLAY(p) ( (p) - RFB_PORT_OFFSET )
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#define HPORT_TO_DISPLAY(p) ( (p) - HTTP_PORT_OFFSET )
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#define DISPLAY_TO_PORT(d) ( (d) + RFB_PORT_OFFSET )
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#define DISPLAY_TO_HPORT(d) ( (d) + HTTP_PORT_OFFSET )
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// include the protocol spec
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#include "rfbproto.h"
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// define some quick endian conversions
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// change this if necessary
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#define LITTLE_ENDIAN_HOST
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#ifdef LITTLE_ENDIAN_HOST
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#define Swap16IfLE(s) \
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((CARD16) ((((s) & 0xff) << 8) | (((s) >> 8) & 0xff)))
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#define Swap32IfLE(l) \
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((CARD32) ((((l) & 0xff000000) >> 24) | \
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(((l) & 0x00ff0000) >> 8) | \
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(((l) & 0x0000ff00) << 8) | \
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(((l) & 0x000000ff) << 24)))
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#else
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#define Swap16IfLE(s) (s)
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#define Swap32IfLE(l) (l)
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#endif
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// unconditional swaps
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#define Swap16(s) \
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((CARD16) ((((s) & 0xff) << 8) | (((s) >> 8) & 0xff)))
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#define Swap32(l) \
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((CARD32) ((((l) & 0xff000000) >> 24) | \
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(((l) & 0x00ff0000) >> 8) | \
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(((l) & 0x0000ff00) << 8) | \
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(((l) & 0x000000ff) << 24)))
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#endif
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